#include <iostream>

using namespace std;

int myHeight()
{
    return 60;
}

int myAge()
{
    return 30;
}

class Person
{
public:
    Person(int height, int age)
    {
        this->m_height = height;
        this->m_age = age;
    }
public: 
    int m_age;
    int m_height;

};

class Stuent
{
    /* 错误用法*/
#if 0
    Stuent()
    {
        Stuent(0, 0);
    }
#else
    Stuent() : Stuent(0, 0){}
#endif
public:
    Stuent(int height, int age):m_height(height),m_age(age) {};
public: 
    int m_age;
    int m_height;

};


int main()
{
    Person person(60,22);

    cout << "age:"<< person.m_age << "height:" <<person.m_height << endl;

    Stuent stu(60,23);

    return 0;
}